20199333921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{43711}}^1$

素因数の和:43802

約数の個数: 48

約数和(自身を含む): 31562861568

約数和(自身を除く): 11363527647

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 289, 533, 663, 697, 867, 1599, 2091, 3757, 9061, 11271, 11849, 27183, 35547, 43711, 131133, 154037, 462111, 568243, 743087, 1704729, 1792151, 2229261, 5376453, 9660131, 12632479, 23297963, 28980393, 30466567, 37897437, 69893889, 91399701, 164222227, 396065371, 492666681, 517931639, 1188196113, 1553794917, 6733111307, 20199333921]

約数ペア:

[(1, 20199333921), (3, 6733111307), (13, 1553794917), (17, 1188196113), (39, 517931639), (41, 492666681), (51, 396065371), (123, 164222227), (221, 91399701), (289, 69893889), (533, 37897437), (663, 30466567), (697, 28980393), (867, 23297963), (1599, 12632479), (2091, 9660131), (3757, 5376453), (9061, 2229261), (11271, 1792151), (11849, 1704729), (27183, 743087), (35547, 568243), (43711, 462111), (131133, 154037)]